| Howard to Portage (Michigan) | 206.39 mi (332.16 km) |
| Howard to Portage (Wisconsin) | 98.12 mi (157.91 km) |
| Howard to Portales (New Mexico) | 1,083.22 mi (1,743.28 km) |
| Howard to Porterville (California) | 1,720.34 mi (2,768.62 km) |
| Howard to Portland (Maine) | 884.28 mi (1,423.12 km) |
| Howard to Portland (Oregon) | 1,675.00 mi (2,695.64 km) |
| Howard to Portland (Tennessee) | 557.32 mi (896.92 km) |
| Howard to Portland (Texas) | 1,259.91 mi (2,027.63 km) |
| Howard to Portsmouth (New Hampshire) | 867.67 mi (1,396.39 km) |
| Howard to Portsmouth (Ohio) | 481.56 mi (775.00 km) |
| Howard to Portsmouth (Virginia) | 812.63 mi (1,307.81 km) |
| Howard to Post Falls (Idaho) | 1,389.58 mi (2,236.32 km) |
| Howard to Potomac (Maryland) | 679.20 mi (1,093.06 km) |
| Howard to Potomac Park (California) | 1,741.36 mi (2,802.44 km) |
| Howard to Pottstown (Pennsylvania) | 700.68 mi (1,127.63 km) |
